Waltz for an Absent Lover

Recording by Christophe Marguet.

Recording identifiers

ISRC
FR9W12243600
CopyrightID (CopyrightChains transaction hash)
0x914c0ffab14d34decbcfb600cba9aa6e69e4a4a9647c3b50835c33a01fa2ac56
Copyright registration time
2026-06-07T15:31:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:50:38Z
Bitcoin block
957075
Canonical record hash
sha256:bee57b3960b9c1f6ea9daa4211b26fb1faa76b4f3253a2943713381a58d0f7e2

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.